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Wild Africa - Deserts 浩瀚沙漠 - 7

In spring , the desert undergoes a remarkable transformation. For just a few weeks a year, the flowers of over 3, 000 different plant species turn this desert into the Garden of Africa. This dazzling

发表于:2018-12-07 / 阅读(65) / 评论(0) 分类 浩瀚沙漠

HEALTH REPORT - Allergies

By Mario Ritter HEALTH REPORT - May 1, 2002: Allergies This is the VOA Special English Health Report. Many different substances and organisms in the environment affect our health. An allergy is an unu

发表于:2018-12-07 / 阅读(62) / 评论(0) 分类 健康与环境

AGRICULTURE REPORT - Pumpkins: Not Just for Halloween

AGRICULTURE REPORT - Pumpkins: Not Just for Halloween By Mario Ritter Broadcast: Tuesday, November 01, 2005 I'm Faith Lapidus with the VOA Special English Agriculture Report. Many Americans celebrated

发表于:2018-12-07 / 阅读(62) / 评论(0) 分类 农业与发展

VOA慢速英语2015 研究发现杀虫剂杀死野生蜜蜂

Study: Insecticide Is Killing Wild Bees 研究发现杀虫剂杀死野生蜜蜂 A new study says a widely-used insecticide is damaging wild bee populations. Wild bees are important, because they pollinate crops and wild plants. Environmentalists in t

发表于:2018-12-16 / 阅读(53) / 评论(0) 分类 2015年VOA慢速英语(五)月

英国学生科学读本 第84期:勤劳的蜜蜂(2)

The skin will swell at the place where you were stung, and that spot will feel very sore for several days. 皮肤被叮咬的地方高高肿起, 在接下来的几天时间里, 这个伤口都会令人感到疼痛难忍。 The hive bee is dark brown

发表于:2018-12-18 / 阅读(63) / 评论(0) 分类 英国学生科学读本

英语听力—环球英语 1414 Building Better Food

Voice 1 Welcome to Spotlight. Im Christy VanArragon. Voice 2 And Im Adam Navis. Spotlight uses a special English method of broadcasting. It is easier for people to understand - no matter where in the world they live. Voice 1 A farmer stands at the ed

发表于:2018-12-19 / 阅读(44) / 评论(0) 分类 环球英语 Spotlight

侏罗纪搏击俱乐部 第153期:被气候变化逐出家园

The fact that Pachyrhinosaurus is found in so many different areas suggests that these dinosaurs had a remarkable ability to adapt to a variety of different environments. 肿鼻角龙在那么多不同的地方被发现，说明这种恐龙对不同环

发表于:2018-12-28 / 阅读(55) / 评论(0) 分类 侏罗纪搏击俱乐部

60秒科学:Prehistoric Human-Fashioned Fibers Found

A report in the journal Science announces the finding of the oldest known human-fashioned threads, left in a cave by the Caucasus mountains about 34,000 years ago. Cynthia Graber reports. We humans love to decorate things. We wear flashy clothes, ti

发表于:2019-01-02 / 阅读(121) / 评论(0) 分类 60秒科学

蜂蜜携带农药毒素 世界蜂蜜多受影响

Bees are Carrying Pesticides into the Worlds Honey Bees are responsible for about 30 percent of the world's food supply. Our fruits and vegetables would not grow without bees. Many farmers use chemical products known as pesticides to protect food pla

发表于:2019-01-03 / 阅读(78) / 评论(0) 分类 2017年VOA慢速英语(十)月

VOA慢速英语2013 Breathing Easier: How to Control Asthma

Breathing Easier: How to Control Asthma This is Science in the News. Im Shirley Griffith. And Im Bob Doughty. Spring has returned to the United States. The sky is blue, the grass is green and many plants are flowering. Spring can be a beautiful time

发表于:2019-01-12 / 阅读(109) / 评论(0) 分类 2013年VOA慢速英语(六)月

VOA慢速英语--罕见花朵在美国植物园盛开

AS IT IS 2016-03-28 Rare Flower Blooms at US Botanic Garden 罕见花朵在美国植物园盛开 A rare plant at the U.S. Botanic Garden in Washington D.C. is now in flower. The blue-green colored climbing plant is called the Jade vine. In the 20 yea

发表于:2019-01-12 / 阅读(101) / 评论(0) 分类 2016年VOA慢速英语(三)月

美国国家公共电台 NPR Honeybees Help Farmers, But They Don't Help The Environment

SCOTT SIMON, HOST: We've heard a lot in recent years about the struggles of honeybees, how their numbers are down. So environmentalists have rallied to their aid - even helping people to set up their own beehives. But this bothers a lot of ecologists

发表于:2019-01-16 / 阅读(90) / 评论(0) 分类 2018年NPR美国国家公共电台1月

英国学生科学读本 第75期:蒲公英(3)

Lesson 75 Only A Weed 第75课 蒲公英 When the dandelion flowers have all received their supply of pollen, and their seeds are set or fully formed, 当蒲公英的花朵全部获得它们所需的花粉、种子也做好准备或者说完全成型之

发表于:2019-01-17 / 阅读(83) / 评论(0) 分类 英国学生科学读本

英国学生科学读本 第71期:樱桃树及其果实(1)

Lesson 71 The Cherry-tree And Its Fruit 第71课 樱桃树及其果实 The cherry-tree is a small tree which grows to a height of about twenty feet. Its stem is covered with a smooth brown bark, and its green leaves have saw-like edges, somewhat like

发表于:2019-01-17 / 阅读(48) / 评论(0) 分类 英国学生科学读本

英国学生科学读本 第74期:蒲公英(2)

In spring, some hollow flower-stalks grow up from the centre of the rosette of leaves. Each stalk bears what looks like one large yellow flower. But if you pull one of these flower-heads to pieces, you will find that it is really made up of a great m

发表于:2019-01-17 / 阅读(74) / 评论(0) 分类 英国学生科学读本

英国学生科学读本 第61期:雪花莲(2)

If you cut this seed-vessel across with a pen-knife, you will find inside it some tiny young green seeds. 用一把小刀将这个种皮切开，就能看到里面尚未成熟的绿色小种。 Within the flower of the snow-drop you can see some gree

发表于:2019-01-17 / 阅读(74) / 评论(0) 分类 英国学生科学读本

新西兰英语 596 GM Trees destroyed

A group of people, who are against genetically modified plants, destroyed 375 pine trees in Rotorua during Easter. The trees were planted by a government forestry research organization called Scion. Scientists at Scion are trying to develop pine tree

发表于:2019-01-27 / 阅读(85) / 评论(0) 分类 新西兰英语

AGRICULTURE REPORT - All About the Birds and the Bees -- No,

AGRICULTURE REPORT - All About the Birds and the Bees -- No, Just the Bees By Mario Ritter Broadcast: Tuesday, December 20, 2005 I'm Steve Ember with the VOA Special English Agriculture Report. Most p

发表于:2019-01-30 / 阅读(72) / 评论(0) 分类 农业与发展

HEALTH REPORT - Sometimes What Feels Like an Infection May B

HEALTH REPORT - Sometimes What Feels Like an Infection May Be an Allergy By Mario Ritter Broadcast: Wednesday, July 06, 2005 I'm Gwen Outen with the VOA Special English Health Report. Pollen from flow

发表于:2019-01-30 / 阅读(146) / 评论(0) 分类 健康与经济

万物简史 第499期:多灾多难的生命进程(19)

These are difficult inconsistencies. 这些都是难以解释的矛盾地方。 As Richard Fortey observes: Somehow it does not seem satisfying just to call them 'lucky ones' and leave it at that. 正如理查德福泰所说：仅仅把它们称做幸运

发表于:2019-02-13 / 阅读(64) / 评论(0) 分类 万物简史
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